This is 8 5W Speaker, a Miniature Multimedia Stereo Speaker with Box 100x40mm designed by Waveshare.
This 8ohm speaker is designed to be used in combination with certain Waveshare LCD displays, but can also be used separately with an amplifier. It is a high-quality speaker that can be used as a replacement for your sound system. This 5watt speaker can be used for LCD TV, advertising machine speakers, portable audio player, mobile phone, karaoke player, home theatre, music systems, robotics projects and can be integrated with any of the MCU or development boards like Arduino, NodeMCU and Raspberry Pi, etc.

Specifications

Impedance: 8
Power: 5W
Dimension: 100mm x 45mmx21 mm
For use with:

5inch HDMI LCD (H)
7inch HDMI LCD (H)
10.1inch Capacitive Touch Screen LCD (H)

Package Content

8 5W Speaker x1